VOID SetVadInfo(PMMVAD pVad, PVAD_INFO pVadInfo)
{
pVadInfo->pAddress = (ULONG)pVad;
pVadInfo->pControlArea = (PCONTROL_AREA)GetControlArea(pVad);
pVadInfo->pFileObject = (PFILE_OBJECT)GetFileObject(pVad);
pVadInfo->Name = (PUNICODE_STRING)GetVADName(pVad);
return;
}
HRESULT FileSystem::FileSystem_impl::WriteFile( const String& file, const void * buf, unsigned long len ) const
{
boost::shared_ptr< FileObjectProxyBase > fileobj = GetFileObject( file, EOM_WRITE );
if( fileobj )
{
return fileobj->WriteFile( buf, len );
}
return XFXERR_NOTFOUND;
}
HRESULT FileSystem::FileSystem_impl::GetFileSize( const String& file, unsigned long& len ) const
{
boost::shared_ptr< FileObjectProxyBase > fileobj = GetFileObject( file, EOM_READ );
if( fileobj )
{
return fileobj->GetFileSize( len );
}
return XFXERR_NOTFOUND;
}
HRESULT FileSystem::FileSystem_impl::ReadFile( const String& file, void * buf ) const
{
boost::shared_ptr< FileObjectProxyBase > fileobj = GetFileObject( file, EOM_READ );
if( fileobj )
{
return fileobj->ReadFile( buf );
}
return XFXERR_NOTFOUND;
}
PUNICODE_STRING GetVADName(PMMVAD pVad)
{
PFILE_OBJECT pFileObject = NULL;
pFileObject = GetFileObject(pVad);
if (MmIsAddressValid((PULONG)pFileObject) == FALSE)
return NULL;
if (MmIsAddressValid((PULONG)((PUCHAR)&pFileObject->FileName)) == FALSE)
return NULL;
/* IoQueryFileDosDeviceName */
return &pFileObject->FileName;
}
VOID CFileObject::OnDestroy(_In_ WDFOBJECT FileObject)
{
FunctionEntry("...");
CFileObject *pFileObject = GetFileObject(FileObject);
NT_ASSERT(pFileObject != nullptr);
if (pFileObject->m_FileObject == FileObject) {
// File object constructed using placement 'new' so explicitly invoke destructor
pFileObject->~CFileObject();
}
FunctionReturnVoid();
}
HRESULT FileSystem::FileSystem_impl::FindFile( const String& file, boost::shared_ptr< class Pack > * pack, String * phys_path ) const
{
boost::shared_ptr< FileObjectProxyBase > fileobj = GetFileObject( file, EOM_READ );
if( fileobj.get( ) )
{
if( pack )
*pack = fileobj->GetPack( );
if( phys_path )
*phys_path = fileobj->PhysicalPath( );
return S_OK;
}
return XFXERR_NOTFOUND;
}
/*
* In this implementation of FSManager, GetNewFileObject is wholly
* equivalent to GetFileObject. GetNewFileObject exists for the
* server's FSManager since it would otherwise be impossible to get
* a brand new file object for writing, as the DoesExist checks
* would fail for every file system checked. This implementation has
* ambiguities between URL's and file systems, so there is no
* different functionality needed.
*/
STDMETHODIMP
HXFileSystemManager::GetNewFileObject(IHXRequest* pRequest,
IHXAuthenticator* pAuthenticator)
{
return GetFileObject(pRequest, pAuthenticator);
}